Add a chrome_elf_unittest ChromeElfLoadSanityTest which validates that loading chrome_elf does not …

base/command_line.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // This class works with command lines: building and parsing.
 // Arguments with prefixes ('--', '-', and on Windows, '/') are switches.
 // Switches will precede all other arguments without switch prefixes.
 // Switches can optionally have values, delimited by '=', e.g., "-switch=value".
 // An argument of "--" will terminate switch parsing during initialization,
 // interpreting subsequent tokens as non-switch arguments, regardless of prefix.
@@ skipping 51 matching lines @@
 
 #if defined(OS_WIN)
   // By default this class will treat command-line arguments beginning with
   // slashes as switches on Windows, but not other platforms.
   //
   // If this behavior is inappropriate for your application, you can call this
   // function BEFORE initializing the current process' global command line
   // object and the behavior will be the same as Posix systems (only hyphens
   // begin switches, everything else will be an arg).
   static void set_slash_is_not_a_switch();
+
+  // Normally when the CommandLine singleton is initialized it gets the command
+  // line via the GetCommandLineW API and then uses the shell32 API
+  // CommandLineToArgVW to parse the command line and convert it back to argc

[scottmg, 2016/06/18 17:36:57]

CommandLineToArgvW

[ananta, 2016/06/20 19:08:03]

Done.

+  // and argv. We may want to honor the command line arguments passed in via
+  // main for console tests. The |honor_args_for_testing| parameter controls
+  // that behavior.
+  static void set_honor_command_line_args_for_testing(

[scottmg, 2016/06/18 17:36:57]

Maybe "set_honor_argv_for_testing" would be more accurate, since we're still
using the command line arguments either way.

[ananta, 2016/06/20 19:08:03]

Done.

+      bool honor_args_for_testing);
 #endif
 
   // Initialize the current process CommandLine singleton. On Windows, ignores
   // its arguments (we instead parse GetCommandLineW() directly) because we
   // don't trust the CRT's parsing of the command line, but it still must be
   // called to set up the command line. Returns false if initialization has
   // already occurred, and true otherwise. Only the caller receiving a 'true'
   // return value should take responsibility for calling Reset.
   static bool Init(int argc, const char* const* argv);
 
@@ skipping 160 matching lines @@
   // Used for allocation-free lookups.
   StringPieceSwitchMap switches_by_stringpiece_;
 
   // The index after the program and switches, any arguments start here.
   size_t begin_args_;
 };
 
 }  // namespace base
 
 #endif  // BASE_COMMAND_LINE_H_